Researchers have solved the puzzle of how the Falkland Islands wolf, an extinct species, got to the islands. DNA analysis reveals that the closest relative is a South American dog species called the maned wolf and the bush dog.
Researchers propose new guidelines for improved prescription drug ads, emphasizing clearer warnings about risks and accurate information about potential benefits. The study highlights the need for regulation of direct-to-consumer advertising to reduce harm and promote informed health choices.
Researchers have made a breakthrough in understanding the molecular characteristics of bacterial spores, discovering that they have entirely different properties than previously thought. The findings suggest that changes in the physical properties of spore water may be crucial to their heat resistance.
New research reveals that African-American patients with colorectal cancer are more likely to be diagnosed with advanced disease and have a lower likelihood of undergoing surgical procedures compared to Caucasians. This disparity can be attributed to unequal access to care, leading to poorer survival rates.
A new study by Queen's and Yale researchers finds that poor mental health in children and teenagers is linked to shorter schooling duration. The findings suggest targeting inattentive symptoms like ADHD and depression for policy design and potentially large benefits from childhood and adolescent health interventions.
Michigan State University researchers are pairing college-age students with virtual workout partners to study the impact on exercise trends. The goal is to find characteristics of a virtual partner that motivate people to exercise harder, longer or more frequently.
A new study published in Clinical Rehabilitation found that patients with Complex Regional Pain Syndrome (CRPS) who underwent painful physiotherapy experienced significant improvements in physical function, while those who avoided painful treatment saw further loss of function. The study suggests a 'full on' approach to physiotherapy m...
A large national study on testosterone's effectiveness will be conducted at LA BioMed, focusing on its impact on anemia, cardiovascular disease, and other health conditions in older men with low testosterone levels. The Testosterone Trial will involve 800 men across 12 sites, including LA BioMed, to evaluate the treatment's benefits.
Oceanic core complexes are large elevated massifs formed along slow-spreading mid-ocean ridges. Research by Dr. Bram Murton and colleagues found that these complexes form during periods of reduced magma supply from volcanism, leading to suppressed or absent volcanism.
Researchers have discovered hidden glacial valleys in Alberta that contain valuable resources, including loose rock and natural gas, posing risks of accidents and environmental damage. The valleys were found using a combination of seismic and electrical mapping data, highlighting the importance of advanced underground mapping practices.
New research shows daily record high temperatures occurred twice as often as record lows over the last decade across the continental US. The study predicts that if emissions continue to climb, the U.S. ratio of daily record high to record low temperatures will increase dramatically.
A study found that individuals with hemianopia, a condition where one half of the visual field is blinded, struggle to detect pedestrians on their blind side while driving. This suggests that drivers with hemianopia should be tested individually to determine their fitness to drive.
A German research team has developed a visualization tool to render partially or completely cloaked objects, revealing the visual effects of such mechanisms and their imperfections. The tool, called the 'carpet cloak,' creates photorealistic images that demonstrate how optical devices work.
Former Ida has strengthened into a powerful low-pressure system causing severe flooding from northeast North Carolina to coastal Virginia. The storm is expected to continue bringing heavy rains, with isolated totals around 6 inches possible through Friday morning.
Scientists discover GM1-ganglioside builds up in brain cells of patients with GM1-gangliosidosis, disrupting calcium balance and leading to programmed cell death. The study suggests a two-step process and identifies key proteins involved in the disease.
Researchers discovered that E. coli has a protein that recognizes the rarer furanose form of galactose, allowing it to exploit this additional nutrient source. This adaptation enables E. coli to grow faster and persist in the gut at the expense of other species.
A five-year NIOSH grant will fund a study on the effects of roof falls, bumps, or explosions on underground mine ventilation systems. The project aims to develop a method for remote characterization of ventilation controls using multiple tracer gases.
Researchers at the University of Pittsburgh School of Medicine have identified a functional importance seam in the HIV coat that could lead to new treatments for blocking HIV infection. The findings may allow scientists to rationally design therapeutic compounds that interfere with assembly and function of the protein.
Researchers have found two Earth-sized bodies with oxygen-rich atmospheres, which are not planets but rather unusual white dwarf stars. The discovery was made using data from the Sloan Digital Sky Survey and suggests that these stars may have descended from massive progenitor stars.
Researchers at German Cancer Research Center find that HIV virus rarely integrates into genes with high transcription activity. This discovery could lead to the development of specific AIDS drugs targeting these 'cold spots', potentially offering a new approach to combat the virus.
The Radiation Effects Research Foundation will study the impact of atomic bomb radiation on the aging immune system, analyzing biological samples from elderly Japanese survivors. Understanding how the immune system ages may help care for the growing population of older adults worldwide.
A new study from the University of Warwick found that high levels of selenium are associated with increased cholesterol levels. The research team discovered a 10% increase in non-HDL cholesterol levels and an 8% total cholesterol level increase, which can lead to heart disease. The study highlights the importance of moderate selenium i...
A new study at the University of Haifa found that oxytocin hormone boosts positive feelings but also increases envy and gloating in individuals with a negative association, highlighting the narrow line between love and jealousy.
Researchers from the University of Granada and University of León found that human mononuclear cells isolated from umbilical cord blood exerted a deleterious effect on rats with liver cirrhosis, inducing hepatorenal syndrome instead of improving health. The study highlights the need for further research in hepatic regenerative medicine.
Researchers found that when people imagine future events, activity in a dopamine-laden part of the brain tracks their estimates of expected pleasure. The study suggests that manipulating dopamine levels can alter people's expectations and choices.
Researchers identified specific genetic changes associated with an increased risk of relapse in cervical cancer patients. These changes are crucial steps in the progression of the disease towards an aggressive and treatment-resistant state.
A University of Miami researcher and his daughter explore the role of social dominance and sexual self-schema in sexist reactions. They find that both men and women respond more hostility towards a woman who violates sex-role expectations than one who adheres, with individuals supporting social hierarchy being more hostile.
Scientists are developing genetically modified mosquitoes resistant to malaria and creating a rapid saliva-based diagnostic test. Researchers are also exploring ways to manipulate bacteria found in mosquito guts to kill the parasite without harming the insect.
Researchers discovered a gene called ID2 that regulates output from the master circadian clock in the brain and helps generate rhythms in various biological processes. The study found that ID2 plays a key role in modulating both the Circadian and metabolic systems, with implications for understanding shift work's impact on health.
Research finds that coffee's trigonelline compound may be beneficial in preventing colon cancer development but potentially linked to breast cancer. The compound can act like a hormone, but its impact on human health is still unclear due to complex interactions with other compounds in coffee.
A new study confirms the Greenland ice sheet is losing mass at an accelerating rate, primarily driven by accelerated iceberg production and increased surface meltwater. The research suggests this trend is likely to continue in the near future, with significant implications for global sea level rise.
Clinical studies show B&L's Lo-Torque design delivers better rotational recovery, resulting in more consistent vision. The design demonstrated statistically significantly better results compared to Acuvue's accelerated stabilization design.
Researchers found that prone ventilation did not significantly improve mortality rates in patients with Acute Respiratory Distress Syndrome. A lack of funding and commercial interest hindered the development of definitive conclusions, leading Dr. Slutsky to call for large-scale clinical trials.
Researchers discovered that removing the PKCI/HINT1 gene from mice results in anti-depressant and anxiolytic-like behaviors, suggesting its potential role in mood regulation. The study's findings could lead to the development of new diagnostic or therapeutic agents for depression, bipolar disorders, and schizophrenia.
A post hoc analysis of Phase 3 study data found that Vyvanse significantly improved emotional lability composite CPRS-RS scores in children with ADHD aged 6 to 12 years. Treatment with Vyvanse yielded significant improvements in emotional lability scores only for those with prominent emotional lability prior to treatment.
A new study published in the Journal of the American College of Surgeons shows that younger women with breast cancer can safely delay treatment for up to 71 days after undergoing fertility preservation. The study found no significant delay in cancer treatment when fertility preservation is coordinated in a timely fashion.
A specific gene in the pancreas affects insulin secretion, leading to improved blood glucose regulation and potential new treatments for diabetes. The discovery opens a new understanding of diabetes pathophysiology.
A new water management framework developed by NC State University researchers can help plan for droughts or excess rain, making efficient use of water resources. By using climate forecasts, water managers can reduce vulnerability to drought and increase benefits for poor farming communities.
Researchers from North Carolina State University found that silicon nanowires have increasing deformability and strength as they get smaller. This discovery could lead to the development of novel silicon nanodevices with enhanced reliability and design options.
A new mouse gene, Rps23r1, has been identified as a potential therapeutic target for reducing amyloid beta and tau levels in the brain. The gene triggers a signaling pathway that inhibits GSK-3, regulating protein generation and tangle formation. This finding offers new hope for treating Alzheimer's disease.
Researchers identified a new mechanism by which HRG protein inhibits angiogenesis and tumor growth in cancer patients. The study shows that the HRG fragment binds to endothelial cells and platelets, creating a microenvironment that functions as an angiogenesis inhibitor.
Researchers have devised a new way to disarm the key protein NOTCH, which drives tumor growth. The discovery lays the foundation for a new therapy aimed at critically important transcription factors that could treat various diseases, including multiple types of cancer.
Researchers at the University of Leeds have developed a new technology to ensure correct drug crystal formation, eliminating polymorphism issues that result in significant losses. The system uses self-assembled monolayers to produce well-defined crystal structures, promising improved pharmaceutical efficiency and efficacy.
Scientists have assembled the largest-ever collection of liver proteins, which could become a roadmap for finding new biomarkers and treatments for liver disease, including hepatitis. The database includes 6,788 non-redundant proteins, many of which are related to diseases in the nervous system.
A study of 234 male college athletes found those using performance-enhancing substances were more likely to admit to heavy drinking and recreational drug use. They also experienced elevated rates of substance-related problems, including missing classes or getting into fights.
The UK research community has secured £7.5 million in funding to study the development and spread of pandemic influenza H1N1 2009. The projects aim to understand how the virus mutates, jumps species barriers, and causes disease in humans and pigs.
K-State's Fred Cholick, Dean of the College of Agriculture, received the Agronomic Service Award for his development of agronomic service programs and practices. Dave Mengel, Professor of Agronomy, won the Werner L. Nelson Award for his outstanding performance in diagnostic techniques and approaches.
The K-State Environmental Leadership Program develops an interdisciplinary course curriculum addressing water quality issues and civic engagement in watershed restoration. The program aims to build capacity in addressing environmental issues through a $114,000 grant from the US Department of Agriculture.
Researchers discovered that Stapled Peptides can potently and directly inhibit the Notch transcription factor complex, preventing cancer cell proliferation and survival. The findings validate the potential of Stapled Peptides to modulate key intracellular biological targets.
Researchers found features in rocks from the Buck Reef Chert that suggest water temperatures were significantly lower than previous studies had suggested, making conditions for life easier. This discovery could change our understanding of the earliest forms of life on Earth and potentially reveal new ways to study the planet's history.
Researchers found that employees participating in a large-scale worksite wellness program had significantly reduced absenteeism days due to illness. The study also estimated cost savings of $414.90 per employee per year.
A recent study published in the Journal of Vascular and Interventional Radiology found that catheter-directed therapy is a relatively safe and effective treatment for acute massive pulmonary embolism. The treatment was lifesaving in 86.5% of cases studied and had only a 2.4% chance of major complications.
A Kaiser Permanente study found that workers exposed to high levels of Bisphenol-A (BPA) in their jobs had a quadruple the risk of erectile dysfunction and seven times more risk of ejaculation difficulty. This is the first human study to measure the effects of BPA on the male reproductive system.
Scientists develop a new method to study living cells by exploding them with laser pulses, then analyzing the vaporized contents for chemical profiles. This technique reveals crucial details about cell health and differences between diseased and healthy cells.
The software converts flat medical scans into 3D images, making it easier for doctors to plan surgeries or radiation therapy. The technology is also being used in school biology classes to engage students and teach anatomy.
A new study reveals a novel mouse gene that reduces Alzheimer's disease pathologies by interacting with a key cellular enzyme. The research found that the gene, Rps23r1, interacts with glycogen synthase kinase-3 (GSK-3) and inhibits its activity, resulting in improved AD-like pathologies in transgenic mice.
A team of mathematicians has developed a method to design underground lines that bypass historical monuments, minimizing economic loss and ensuring safe distances. The study applies Voronoi diagrams to create optimized routes, offering non-disruptive solutions for the construction of line 2 in Seville.
The Interagency Autism Coordinating Committee (IACC) has included vaccine research studies in its updated Strategic Plan for Autism Research, responding to Congressional calls to investigate the potential connection between vaccines and autism. The plan aims to explore risk factors contributing to autism, including environmental exposu...
A new Stanford University study suggests the early ocean was much more temperate and life likely diversified and spread across the globe sooner. The researchers analyzed isotope ratios in ancient rocks, finding that the ocean temperature could not have been more than 40C, contradicting previous estimates of at least 55 degrees Celsius.
The SUNRISE balloon-borne telescope has delivered images showing the complex interplay on the solar surface with unprecedented detail. The mission reveals a connection between magnetic field strength and solar brightness, with implications for Earth's heat input.